Mixing device



FIG. 1 is a front perspective view of a mixing device showing the new design.

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a view from above thereof;

FIG. 6 is a view from below thereof;

FIG. 7 is a view from one side thereof; and,

FIG. 8 is a view from a side opposite to the side illustrated in FIG. 7 thereof. 

I claim the ornamental design for a mixing device, as shown. 